Abell 1146 - Galaxy - astro.wikisort.org

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Abell 1146 is a rich galaxy cluster in the constellation Crater. Its richness class is 4, and it is located about 2 billion light-years (630 megaparsecs) away.[4]

Abell 1146
Observation data (Epoch J2000)
Constellation(s)	Crater
Right ascension	11^h 01^m 20.6^s[1]
Declination	−22° 43′ 08″[1]
Brightest member	PGC 33231[2]
Richness class	4[3]
Bautz–Morgan classification	I[3]
Velocity dispersion	1020[1]
Redshift	0.142[1]
Distance (co-moving)	2,059.3 ± 144.2 Mly (631.38 ± 44.20 Mpc)[4]
X-ray luminosity	6.61×10⁴⁴[1]
Other designations
2E 2375, RX J1101.3-2243[5]
See also: Galaxy group, Galaxy cluster, List of galaxy groups and clusters

Its brightest member, PGC 33231, is an elliptical galaxy.[2] It has a redshift of 0.142.[1]

References

Mahdavi, Andisheh; Geller, Margaret J. (2001). "The L_X − σ Relation for Galaxies and Clusters of Galaxies". The Astrophysical Journal. 554 (2): L129–L132. arXiv:astro-ph/0105315. Bibcode:2001ApJ...554L.129M. doi:10.1086/321710. S2CID 118106523.
"2MASS J11011452-2243527". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 3 April 2019.
Abell, George O.; Corwin, Harold G., Jr.; Olowin, Ronald P. (1989). "A catalog of rich clusters of galaxies". The Astrophysical Journal Supplement Series. 70: 1. Bibcode:1989ApJS...70....1A. doi:10.1086/191333.
"NED results for object ABELL 1146". NASA/IPAC Extragalactic Database. National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 3 April 2019.
"ACO 1146". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 3 April 2019.

External links

Melnick, Jorge; Quintana, H. (1985). "The velocity field of the rich Abell cluster A1146". Astronomical Journal. 90: 575–76. Bibcode:1985AJ.....90..575M. doi:10.1086/113761. ISSN 0004-6256.

v t e Astronomical catalogs
Abell	Abell 1141 Abell 1142 Abell 1143 Abell 1144 Abell 1145 Abell 1146 Abell 1147 Abell 1148 Abell 1149 Abell 1150 Abell 1151

v t e Galaxies
Morphology	Disc Lenticular barred unbarred Spiral anemic barred flocculent grand design intermediate Magellanic unbarred Dwarf galaxy elliptical irregular spheroidal spiral Lenticular Elliptical galaxy cD Irregular barred Peculiar Ring Polar
Structure	Active galactic nucleus Bar Bulge Dark matter halo Disc Disc galaxy Halo corona Galactic center Galactic plane Galactic ridge Interstellar medium Protogalaxy Galaxy filament Spiral arm Supermassive black hole Ultramassive
Active nuclei	Blazar LINER Markarian Quasar Gravitationally lensed BL Lac object Radio X-shaped DRAGN Relativistic jet Seyfert
Energetic galaxies	Lyman-alpha emitter Luminous infrared Starburst blue compact dwarf pea faint blue Luminous infrared galaxies Hot dust-obscured
Low activity	Low surface brightness Ultra diffuse Dark galaxy Red nugget Blue Dead disk galaxy Zombie Gravitationally lensed
Interaction	Field Galactic tide Cloud Groups and clusters group cluster Brightest cluster galaxy fossil group Interacting merger Satellite interaction collision cannibalism harassment Future smiting Ram pressure stripping Jellyfish Satellite Stellar stream Superclusters Walls Voids and supervoids void galaxy
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See also	Extragalactic astronomy Galactic astronomy Galactic coordinate system Galactic empire Galactic habitable zone Galactic magnetic fields Galactic orientation Galactic quadrant Galaxy color–magnitude diagram Galaxy formation and evolution Galaxy rotation curve Gravitational Lens Gravitational microlensing Illustris project Intergalactic dust Intergalactic stars Intergalactic travel Population III stars
Category Portal

Constellation of Crater

List of stars in Crater
Crater in Chinese astronomy

Stars

Bayer	α (Alkes) β γ δ ε ζ η θ ι κ λ ψ
Variable	SZ TV
HR	4305 4428
HD	96167 98219 98649
Other	BD−10°3166 DENIS-P J1058.7−1548 WASP-34 (Amansinaya) WD 1054–226

Exoplanets	BD-10°3166 b HD 96167 b WASP-31b

Galaxies

NGC	3511 3597 3981
Other	Crater 2 1ES 1101-232 LEDA 1000714 RX J1131-1231

Galaxy clusters	Abell 1146 NGC 4038 Group

Astronomical events	GRB 011211